在正常的水相中，残留的磷会自己移动，沉淀到海洋底部，并混合到海洋沉积物中。
In the normal water phase, the remaining Phosphorus makes its way, settles to the bottom of the ocean, and gets mixed into ocean sediments.
科学家们为描绘三百万年前气候，利用全球气候模拟模型比较了复原气温与大洋底下沉积物。
The scientists compared temperature reconstructions from sediments in the ocean floor with a global climate simulation model which aimed to map climate three million years ago.
几十年来，科学家们致力于在难以介入的北冰洋底收集沉积物岩心，以期了解北极过去的情况。
For decades, scientists have strived to collect sediment cores from the difficult-to-access Arctic Ocean floor, to discover what the Arctic was like in the past.
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